UBUNTU-CVE-2021-23158

    Dashboard / Vulnerabilities / UBUNTU-CVE-2021-23158

    UBUNTU-CVE-2021-23158

    Published: 16 Mar 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-23158
    Aliases:
    USN-7189-1

    Summary:

    Details: A flaw was found in htmldoc in v1.9.12. Double-free in function pspdf_export(),in ps-pdf.cxx may result in a write-what-where condition, allowing an attacker to execute arbitrary code and denial of service.

    References: https://ubuntu.com/security/CVE-2021-23158, https://github.com/michaelrsweet/htmldoc/issues/414, https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdc, https://www.cve.org/CVERecord?id=CVE-2021-23158, https://ubuntu.com/security/notices/USN-7189-1

    Affected packages

    Package

    Name: htmldoc

    Purl: pkg:deb/ubuntu/[email protected]+esm3?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.8.27-8ubuntu1+esm3

    Affected versions

    1.8.27-8ubuntu1
    1.8.27-8ubuntu1+esm1
    1.8.27-8ubuntu1+esm2

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2021-23158 | CVE-DB